{"product_id":"3227796-imer-inverter","title":"Imer Mortarman 120\/Step Up 120 Replacement Inverter","description":"\u003ch2\u003eImer Mortarman 120\/Step Up 120 Inverter\u003c\/h2\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli class=\"bullet\"\u003eReplacement inverter for Mortarman 120 mortar mixer, and Step Up 120 pump\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eImer Mortarman 120\/Step Up 120 Replacement Inverter is a genuine IMER electronic drive module designed to replace the factory inverter that controls the motor speed and power on the Mortarman (Mix) 120 vertical shaft mixer and the Step Up 120 pump. This OEM inverter restores proper start‑up, torque, and overload protection so your Mortarman 120 mixer or Step Up 120 grout pump runs smoothly and reliably on the correct 115V or 208V power supply.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"what-the-imer-mortarman-120step-up-120-replacement\"\u003eWhat the Imer Mortarman 120\/Step Up 120 Replacement Inverter Is\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eDealers list this part simply as “Imer Mortarman 120\/Step Up 120 Inverter” or “3227796 Imer Inverter for Mortarman 120,” and describe it as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ereplacement inverter for Mortarman 120 mortar mixer and Step Up 120 pump\u003c\/strong\u003e. In IMER’s terminology, “inverter” means a variable‑frequency drive (VFD) or electronic speed controller that:\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eTakes incoming AC power at the rated voltage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eControls motor speed, acceleration, and torque.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eProvides overload and fault protection for the mixer or pump motor.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"inline-flex\" aria-label=\"[PDF] MORTARMAN 120 PLUS - IMER USA\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline\" data-pplx-citation=\"\" data-pplx-citation-url=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" rel=\"nofollow noopener\"\u003e\u003ca rel=\"noopener\" class=\"inline-flex max-w-full min-w-0\" href=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eOn the Mortarman 120 (also marketed as the Mix 120 Plus vertical shaft mixer), the inverter is part of the electrical group that drives the 2 HP, 110V motor and supports forward\/reverse paddle rotation. On the Step Up 120 pump (7.5 HP, 208V 3‑phase pump), the inverter is part of the pump’s power and control system that manages motor speed for pumping pressure and flow.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"compatible-machines-mortarman-120--mix-120-plus-an\"\u003eCompatible Machines: Mortarman 120 \/ Mix 120 Plus and Step Up 120\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThis replacement inverter is specifically referenced for two key IMER models:\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eMortarman 120 \/ Mix 120 Plus Vertical Shaft Mixer\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eAlso called Mix 120 Plus or Mortarman 120+.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e2 HP, 110V single‑phase vertical shaft mixer with 4.25 cu ft drum and 3 cu ft batch output.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eUses a hi‑torque gearbox drive with reverse; the inverter helps manage motor performance and protection.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eStep Up 120 Pump\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eHigh‑performance 208V\/60 Hz, 7.5 HP 3‑phase pump for structural grouts, mortar, and similar materials.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eUses an electric motor and power panel; the inverter is part of that panel’s speed and load control for the pump.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eContractorsDirect’s listing states clearly: “Imer Mortarman 120\/Step Up 120 Inverter – Replacement inverter for Mortarman 120 mortar mixer and Step Up 120 pump.” HandtoolPro’s listing repeats the same description for the same replacement inverter.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"role-of-the-inverter-on-the-mortarman-120-mixer\"\u003eRole of the Inverter on the Mortarman 120 Mixer\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe Mortarman 120 (Mix 120 Plus) is a 2 HP, 110V, single‑phase vertical shaft mixer with 38 RPM paddles and forward\/reverse capability, designed for mortar, stucco, grout, and dry‑pack. IMER’s Mix 120 Plus manual and spec sheet show an electrical group consisting of:\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003ePlug and electric cable (3225237).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eSafety catch button (emergency stop).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eContactor (3230439).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eInverter (3230075).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eResistor (3230076).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eJunction box (3230081).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe inverter (IM1 in the wiring diagram) is integrated into the control system along with the contactor, thermal protection, and safety devices. Its main functions on the Mortarman 120 include:\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"inline-flex\" aria-label=\"[PDF] MORTARMAN 120 PLUS - IMER USA\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline\" data-pplx-citation=\"\" data-pplx-citation-url=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" rel=\"nofollow noopener\"\u003e\u003ca rel=\"noopener\" class=\"inline-flex max-w-full min-w-0\" href=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eManaging the 2 HP motor’s start‑up and ramp‑up under load.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eHelping handle forward and reverse paddle operation under the hi‑torque gearbox.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eProviding over‑current and voltage protection in conjunction with other components.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eIf the inverter fails, common symptoms include the motor not starting, tripping during load, inconsistent speed, or fault codes on the control panel. Replacing the inverter with this OEM unit restores the mixer’s designed electrical performance.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"role-of-the-inverter-on-the-step-up-120-pump\"\u003eRole of the Inverter on the Step Up 120 Pump\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe Step Up 120 is a powerful 208V, 7.5 HP 3‑phase pump designed for structural grouts and demanding pumping applications. It uses an integrated power panel and motor control system to:\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eStart and stop the 7.5 HP pump motor safely.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eAdjust speed (and thus flow\/pressure) according to application.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eProtect against over‑current, under‑voltage, and overload conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe Imer Mortarman 120\/Step Up 120 Replacement Inverter is the OEM inverter used in that power panel. If it fails, the Step Up 120 may fail to start, show fault codes, or lose speed control. Installing the proper replacement inverter restores reliable operation and ensures the motor runs within IMER’s specifications.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"symptoms-that-point-to-a-bad-inverter\"\u003eSymptoms That Point to a Bad Inverter\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eOn either a Mortarman 120 or a Step Up 120, inverter failure can cause:\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eMotor not starting even though power is present and safety switches are engaged.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eMixer or pump running very briefly then tripping or shutting down.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eError lights or fault indicators on the control panel associated with motor or drive faults.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eInconsistent speed, unusual noises from the motor under load, or no response to controls that normally affect speed.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eBefore replacing the inverter, you should verify:\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003ePower supply voltage is within the specified range (Mortarman 120: 103–126V at full load; Step Up 120: correct 208V 3‑phase).\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eFuses, contactors, and safety devices are working.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eMotor windings are not open‑circuit or shorted.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eIf those check out, the inverter is often the next suspect, and using the Imer Mortarman 120\/Step Up 120 Replacement Inverter is the proper OEM fix.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"why-use-an-oem-imer-inverter-instead-of-a-generic\"\u003eWhy Use an OEM Imer Inverter Instead of a Generic Drive\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eAlthough generic VFDs exist, there are strong reasons to use this IMER‑specified inverter:\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003ePre‑engineered settings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe OEM inverter is selected and configured to match the motor characteristics (HP, voltage, frequency) and application loads IMER designed for.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eWiring compatibility\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eIt matches the existing wiring harness, connectors, and panel layout, minimizing installation errors.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eIntegration with safety circuitry\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eThe inverter is part of a system with emergency stops, limit switches, thermal protection, and resistors; using the OEM part maintains the designed safety logic.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"inline-flex\" aria-label=\"[PDF] MORTARMAN 120 PLUS - IMER USA\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline\" data-pplx-citation=\"\" data-pplx-citation-url=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" rel=\"nofollow noopener\"\u003e\u003ca rel=\"noopener\" class=\"inline-flex max-w-full min-w-0\" href=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eSupport and documentation\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eIMER’s manuals, wiring diagrams, and parts catalogs reference this inverter by part number, making troubleshooting and service much simpler.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eUsing a non‑OEM drive would require re‑engineering settings and wiring, which can be time‑consuming and risky on job‑critical equipment.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"basic-installation-notes-highlevel\"\u003eBasic Installation Notes (High‑Level)\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eExact installation steps are covered in IMER parts and service documentation, but the general process to install the Imer Mortarman 120\/Step Up 120 Replacement Inverter includes:\u003c\/p\u003e\n\u003col class=\"marker:text-quiet list-decimal\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eDisconnect power completely\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eUnplug the mixer\/pump and lockout\/tagout according to site safety rules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eAccess the electrical panel\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eOn the Mortarman 120, remove the electrical cover to reach the inverter, contactor, and wiring as shown in the Mix 120 Plus manual’s wiring diagram.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"inline-flex\" aria-label=\"[PDF] MORTARMAN 120 PLUS - IMER USA\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline\" data-pplx-citation=\"\" data-pplx-citation-url=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" rel=\"nofollow noopener\"\u003e\u003ca rel=\"noopener\" class=\"inline-flex max-w-full min-w-0\" href=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eOn the Step Up 120, open the power panel where the motor drive is mounted.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"inline-flex\" aria-label=\"Step-Up 120 1107088 Pump Kit - IMER parts\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline\" data-pplx-citation=\"\" data-pplx-citation-url=\"https:\/\/www.imerparts.com\/model\/imer-step-up-pump-parts.html\" rel=\"nofollow noopener\"\u003e\u003ca rel=\"noopener\" class=\"inline-flex max-w-full min-w-0\" href=\"https:\/\/www.imerparts.com\/model\/imer-step-up-pump-parts.html\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eDocument connections\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eTake photos or notes of all terminal connections to the existing inverter (input, output, control wiring).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eRemove the old inverter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eUnbolt it from the panel and disconnect wiring, taking care not to damage the terminals or cables.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eInstall the new inverter\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eMount the replacement inverter in the same position.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eReconnect cables according to IMER’s wiring diagram and your documentation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eCheck wiring and clearances\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eConfirm all terminals are tight, no loose wires or shorts, and the panel is properly reassembled.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003ePower up and test\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eRestore power, then run the mixer or pump under light load to verify correct operation, direction of rotation, and response to controls.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eBecause you’re dealing with line voltage and electronic drives, IMER and dealers recommend that qualified technicians perform this work.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"supporting-documentation-and-parts-sources\"\u003eSupporting Documentation and Parts Sources\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eTo support inverter replacement, several IMER resources and part catalogs are available:\u003c\/p\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eMortarman 120\/Mix 120 Plus manual and wiring diagram\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– details plug, inverter, contactor, resistor, and wiring.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"inline-flex\" aria-label=\"[PDF] MORTARMAN 120 PLUS - IMER USA\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline\" data-pplx-citation=\"\" data-pplx-citation-url=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" rel=\"nofollow noopener\"\u003e\u003ca rel=\"noopener\" class=\"inline-flex max-w-full min-w-0\" href=\"https:\/\/www.imerusa.com\/uploads\/1\/2\/6\/2\/126204803\/3230425_r07__02-2019__mix_120_plus.pdf\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eIMER MIXER Parts – Mortarman 120 Plus\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– lists all electrical and structural components, including the inverter.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"inline-flex\" aria-label=\"IMER MIXER Parts – Mortaman 120 Plus\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline\" data-pplx-citation=\"\" data-pplx-citation-url=\"https:\/\/imerusadirect.com\/collections\/mixer-parts\/mortaman-120-plus\" rel=\"nofollow noopener\"\u003e\u003ca rel=\"noopener\" class=\"inline-flex max-w-full min-w-0\" href=\"https:\/\/imerusadirect.com\/collections\/mixer-parts\/mortaman-120-plus\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003eIMER Step Up pump parts pages\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– show the pump kit and electrical assemblies for the Step Up 120.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"inline-flex\" aria-label=\"Step-Up 120 1107088 Pump Kit - IMER parts\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline\" data-pplx-citation=\"\" data-pplx-citation-url=\"https:\/\/www.imerparts.com\/model\/imer-step-up-pump-parts.html\" rel=\"nofollow noopener\"\u003e\u003ca rel=\"noopener\" class=\"inline-flex max-w-full min-w-0\" href=\"https:\/\/www.imerparts.com\/model\/imer-step-up-pump-parts.html\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cstrong\u003e3227796 inverter listings\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e– from ContractorsDirect and similar sources, confirming this part is the IMER Mortarman 120\/Step Up 120 Inverter.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eUsing these references ensures you order the correct inverter and connect it properly.\u003c\/p\u003e\n\u003ch2 class=\"mb-2 mt-4 [.has-inline-images_\u0026amp;]:clear-end font-editorial font-bold text-lg first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\" id=\"why-choose-the-imer-mortarman-120step-up-120-repla\"\u003eWhy Choose the Imer Mortarman 120\/Step Up 120 Replacement Inverter\u003c\/h2\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eIf your Mortarman 120 vertical shaft mixer or Step Up 120 pump has lost speed control, trips unexpectedly, or refuses to start despite correct power and wiring, the Imer Mortarman 120\/Step Up 120 Replacement Inverter is the OEM solution designed for this exact situation. As the factory‑specified drive module for both machines, it restores proper motor management, torque, and protection without the guesswork and risk of adapting a generic VFD.\u003cspan class=\"citation-nbsp\"\u003e\u003c\/span\u003e\u003cspan class=\"group\/trigger inline-flex min-w-0\" data-state=\"closed\"\u003e\u003cspan class=\"citation inline-flex min-w-0\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eFor contractors, masons, and grout specialists who depend on their Mortarman 120 mixer and Step Up 120 pump for daily production, installing the correct IMER inverter minimizes downtime, preserves safety features, and keeps your equipment running at the performance level that IMER designed and documented in its manuals and parts catalogs.\u003c\/p\u003e","brand":"Imer","offers":[{"title":"Default Title","offer_id":54776081187107,"sku":"3227796","price":466.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0263\/7070\/3438\/files\/29543_01.webp?v=1772145488","url":"https:\/\/bladesdirect.net\/products\/3227796-imer-inverter","provider":"Blades Direct","version":"1.0","type":"link"}